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| author | Kai-Heng Feng <kai.heng.feng@canonical.com> | 2018-06-28 15:28:24 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-10-03 17:01:46 -0700 |
| commit | 22b6598d3474bc32059cd27cf62c2526dd53ca54 (patch) | |
| tree | 62936b5258705a55d93b9c68639a6472b1938add /sound | |
| parent | 68fc12437bb33e6c8c65a36050a5bcb8469da6ab (diff) | |
| download | linux-stable-22b6598d3474bc32059cd27cf62c2526dd53ca54.tar.gz linux-stable-22b6598d3474bc32059cd27cf62c2526dd53ca54.tar.bz2 linux-stable-22b6598d3474bc32059cd27cf62c2526dd53ca54.zip | |
ALSA: hda: Add AZX_DCAPS_PM_RUNTIME for AMD Raven Ridge
[ Upstream commit 1adca4b0cd65c14cb8b8c9c257720385869c3d5f ]
This patch can make audio controller in AMD Raven Ridge gets runtime
suspended to D3, to save ~1W power when it's not in use.
Cc: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
Signed-off-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/pci/hda/hda_intel.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index 4e331dd5ff47..f913809a7de3 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -2349,7 +2349,8 @@ static const struct pci_device_id azx_ids[] = { .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_SB }, /* AMD Raven */ { PCI_DEVICE(0x1022, 0x15e3), - .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_SB }, + .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_SB | + AZX_DCAPS_PM_RUNTIME }, /* ATI HDMI */ { PCI_DEVICE(0x1002, 0x0002), .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS }, |